/* 基础样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* 全局样式变量 */
:root {
  /* 主色调 */
  --primary-color: #1E88E5;
  --primary-dark: #0D47A1;
  --primary-light: #E3F2FD;

  /* 辅助色 */
  --success-color: #4CAF50;
  --warning-color: #FF9800;
  --error-color: #F44336;

  /* 中性色 */
  --white: #FFFFFF;
  --light-gray: #F5F7FA;
  --medium-gray: #9E9E9E;
  --dark-gray: #333333;
  --near-black: #1A1A1A;

  /* 排版 */
  --font-main: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
  --font-heading: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";

  /* 布局 */
  --container-width: 1200px;
  --spacing: 15px;
}

/* 全局样式 */
body {
  font-family: var(--font-main);
  color: var(--dark-gray);
  background-color: var(--light-gray);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--near-black);
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
}

h2 {
  font-size: 26px;
  font-weight: 600;
  text-align: center;
  margin-bottom: 2rem;
  position: relative;
}

h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
}

h4 {
  font-size: 1.25rem;
  font-weight: 600;
}

p {
  margin-bottom: 1rem;
  font-size: 16px;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing);
}

/* 按钮样式 */
.btn {
  display: inline-block;
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-try {
  background-color: #1E88E5; /* 科技蓝主色调 */
  color: white;
  border: none;
  padding: 12px 24px;
  font-size: 16px;
  font-weight: bold;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  margin-left: 15px;
  position: relative;
  z-index: 10;
}

.btn-try:hover {
  background-color: #0D47A1; /* 深蓝强调色 */
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);


  background-color: var(--primary-color);
  color: var(--white);
  padding: 8px 20px;
  border-radius: 4px;
  font-weight: 500;
  transition: all 0.3s ease;
}

.btn-try:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-white {
  background-color: var(--white);
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
}

.btn-white:hover {
  background-color: var(--primary-color);
  color: var(--white);
}

/* 导航栏样式 */
.header {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 var(--spacing);
  height: 70px;
  min-height: 70px;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
    /* PC导航中logo样式 - 缩小版 */
    max-height: 32px;
    width: auto;
    margin-right: 0;
    transition: all 0.3s ease;
  }

.nav-links {
  display: flex;
  list-style: none;
  align-items: center;
  margin: 0;
  padding: 0;
}

.nav-links li {
  margin-left: 30px;
  display: flex;
  align-items: center;
}

.nav-links a {
  color: var(--dark-gray);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  padding: 20px 0;
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
}

.nav-links a:hover {
  color: var(--primary-color);
}

/* 导航选中状态 */
.nav-links a.active {
  color: var(--primary-color);
  position: relative;
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

/* 导航悬停下划线动画 */
.nav-links a:hover::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-color);
}

/* 下拉菜单样式 */
.dropdown {
  position: relative;
}

.dropdown-toggle {
  display: flex;
  align-items: center;
}

.dropdown:hover .dropdown-toggle::after {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--white);
  min-width: 180px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  border-radius: 4px;
  overflow: hidden;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  margin: 0;
  width: 100%;
}

.dropdown-menu a {
  display: block;
  padding: 10px 0px;
  color: var(--dark-gray);
  text-decoration: none;
  transition: all 0.3s ease;
  border-bottom: 1px solid #f0f0f0;
  font-size: 14px;
  font-weight: 400;
  white-space: nowrap;
}

.dropdown-menu a:hover {
  color: var(--primary-color);
  padding-left:0px;
}

.dropdown-menu li:last-child a {
  border-bottom: none;
}

.nav-toggle {
  display: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--dark-gray);
  background: none;
  border: none;
  padding: 5px;
  transition: color 0.3s ease;
}

.nav-toggle:hover {
  color: var(--primary-color);
}

/* 免费试算按钮 - 优化样式 */
.btn-try {
  background-color: var(--primary-color);
  color: var(--white);
  border: none;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-left: 20px;
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 2px 8px rgba(30, 136, 229, 0.3);
}

.btn-try:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(30, 136, 229, 0.4);
}

/* Banner样式 */
.banner {
  position: relative;
  height: 65vh;
  min-height: 400px;
  overflow: hidden;
}

.banner-slider {
  position: relative;
  height: 100%;
}

.banner-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  display: none;
}

.banner-slide.active {
  display: block;
  animation: fadeIn 1s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

.banner-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--white);
  max-width: 800px;
  padding: 0 var(--spacing);
  z-index: 10;
}

/* 确保banner中的按钮显示在同一行 */
.banner-content .btn {
  display: inline-block;
  margin: 0 5px;
}

/* Banner箭头按钮 */
.banner-prev, .banner-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background-color: rgba(0, 0, 0, 0.5);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
}

.banner-prev {
  left: 20px;
}

.banner-next {
  right: 20px;
}

.banner-prev:hover, .banner-next:hover {
  background-color: var(--primary-color);
}

/* Banner指示器 */
.banner-indicators {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 20;
}

.banner-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.banner-indicator.active {
  background-color: var(--white);
  width: 30px;
  border-radius: 6px;
}

.banner-content h1 {
  font-size: 26px;
  margin-bottom: 1rem;
  color: var(--white);
}

.banner-content p {
  font-size: 16px;
  margin-bottom: 2rem;
}

/* 平台特点样式 */
.features {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--light-gray) 0%, #f0f7ff 100%);
  position: relative;
  overflow: hidden;
}

/* 装饰元素 */
.features::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(30, 136, 229, 0.05) 0%, transparent 70%);
  z-index: 0;
}

.features::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30%;
  height: 30%;
  background: radial-gradient(circle at bottom left, rgba(30, 136, 229, 0.03) 0%, transparent 60%);
  z-index: 0;
}

.features .container {
  position: relative;
  z-index: 1;
}

.features h2 {
  position: relative;
  padding-bottom: 15px;
  margin-bottom: 40px;
}

.features h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.feature-card {
  padding: 30px;
  background-color: white;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
  border-top: 4px solid transparent;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
  border-top-color: var(--primary-color);
}

/* 卡片装饰条 */
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin: 0 auto 20px;
  background-color: rgba(30, 136, 229, 0.1);
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  background-color: var(--primary-color);
  color: white;
  transform: scale(1.1);
}

.feature-card h3 {
  margin: 0 auto 15px;
  font-size: 1.4rem;
  color: var(--near-black);
  text-align: center;
  width: 100%;
}

.feature-card ul {
  list-style: none;
  padding: 0;
  margin: 15px auto 0;
  max-width: 250px;
}

.feature-card li {
  margin-bottom: 10px;
  padding-left: 25px;
  position: relative;
  line-height: 1.6;
  color: rgba(0, 0, 0, 0.7);
}

.feature-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
}

/* 响应式调整 */
@media (max-width: 992px) {
  h2 {
    font-size: 24px;
  }
  p {
    font-size: 15px;
  }
  .banner-content h1 {
    font-size: 24px;
  }
  .banner-content p {
    font-size: 15px;
  }
  .features {
    padding: 40px 0;
  }
  
  .features-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 25px;
  }
  
  .feature-icon {
    font-size: 2.5rem;
    width: 70px;
    height: 70px;
  }
}

@media (max-width: 576px) {
  h2 {
    font-size: 20px;
  }
  p {
    font-size: 13px;
  }
  .banner-content h1 {
    font-size: 20px;
  }
  .banner-content p {
    font-size: 13px;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .feature-card {
    padding: 25px;
  }
}

/* 产品服务样式 */
.products {
  padding: 40px 0;
  background-color: var(--light-gray);
}

.products h2 {
  text-align: center;
  margin-bottom: 40px;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 25px;
  margin-top: 20px;
}

.product-card {
  display: flex;
  flex-direction: column;
  background-color: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
}

.product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 产品图标样式 */
.product-icon {
  width: 60px;
  height: 60px;
  background-color: var(--primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px;
  font-size: 1.5rem;
  color: var(--primary-color);
}

.product-content {
  padding: 0;
}

.product-content h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.product-content p {
  margin-bottom: 15px;
  color: rgba(0, 0, 0, 0.7);
}

.product-content .btn-primary {
  display: inline-block;
  padding: 8px 16px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 4px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s ease;
}

.product-content .btn-primary:hover {
  background-color: var(--primary-dark);
}

/* 响应式设计 - 产品服务 */
@media (max-width: 768px) {
  h2 {
    font-size: 22px;
  }
  p {
    font-size: 14px;
  }
  .banner-content h1 {
    font-size: 22px;
  }
  .banner-content p {
    font-size: 14px;
  }
  .products {
    padding: 30px 0;
  }

  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
  }

  .product-card {
    padding: 15px;
  }

  .product-icon {
    width: 50px;
    height: 50px;
    font-size: 1.2rem;
  }

  .product-content h3 {
    font-size: 1.1rem;
  }
}

/* 响应式设计 */
@media (max-width: 992px) {
  .features-grid,
  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }

  .news-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }

  .banner-prev, .banner-next {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }
  
  /* 992px断点下字体大小 */
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  h3 {
    font-size: 1.5rem;
  }
  
  h4 {
    font-size: 1.25rem;
  }
  
  p {
    font-size: 1rem;
  }
  
  /* Banner内容字体大小 */
  .banner-content h1 {
    font-size: 3rem;
  }
  
  .banner-content p {
    font-size: 1.2rem;
  }
}

@media (max-width: 768px) {
  .banner-indicator {
    width: 10px;
    height: 10px;
  }

  .banner-indicator.active {
    width: 25px;
  }
}

@media (max-width: 768px) {
  .features-grid,
  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }

  h2 {
    font-size: 1.75rem;
  }

  .banner-content h1 {
    font-size: 2.5rem;
  }
  
  .banner-content p {
    font-size: 1rem;
  }
}

@media (max-width: 576px) {
  .features-grid,
  .products-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .banner-content h1 {
    font-size: 2rem;
  }

  .banner-content p {
    font-size: 1rem;
  }
  
  /* 响应式模式下只保留logo、介绍和联系方式 */
  .footer-info {
    width: 100%;
  }
  
  .footer-links {
    display: none;
  }
}

/* 成功案例样式 */
.success-cases {
  padding: 60px 0;
  background: linear-gradient(135deg, var(--light-gray) 0%, #f0f7ff 100%);
  position: relative;
  overflow: hidden;
}

.success-cases::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(30, 136, 229, 0.07) 0%, transparent 70%);
  z-index: 0;
}

.success-cases .container {
  position: relative;
  z-index: 1;
}

.success-cases h2 {
  margin-bottom: 40px;
  padding-bottom: 15px;
  position: relative;
}

.success-cases h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.accordion-container {
  margin: 0 auto;
}

.accordion-item {
  background-color: var(--white);
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  margin-bottom: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.accordion-item:hover {
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.accordion-header {
  padding: 20px 30px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--white);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.accordion-item.active .accordion-header {
  background-color: var(--primary-light);
  border-bottom: 1px solid var(--primary-color);
}

.accordion-header h3 {
  margin: 0;
  font-size: 1.2rem;
  color: var(--near-black);
  transition: color 0.3s ease;
}

.accordion-item.active .accordion-header h3 {
  color: var(--primary-color);
}

.accordion-header i {
  font-size: 1.2rem;
  color: var(--medium-gray);
  transition: all 0.3s ease;
}

.accordion-item.active .accordion-header i {
  transform: rotate(90deg);
  color: var(--primary-color);
}

.accordion-content {
  max-width: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-width 0.5s ease-in-out, max-height 0.5s ease-in-out;
  display: flex;
}

.accordion-item.active .accordion-content {
  max-width: 100%;
  max-height: 2000px;
}

.content-wrapper {
  display: flex;
  width: 100%;
  padding: 30px;
}

.text-content {
  flex: 1;
  padding-right: 30px;
}

.image-content {
  flex: 0 0 350px;
}

.case-image {
  width: 100%;
  height: auto;
  border-radius: 6px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.image-caption {
  text-align: center;
  margin-top: 10px;
  color: var(--medium-gray);
  font-size: 0.9rem;
}

/* 案例内容样式 */
.text-content h4 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.text-content h5 {
  font-size: 1.1rem;
  margin: 20px 0 10px;
  color: var(--near-black);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
  margin: 20px 0;
}

.feature-item h6 {
  font-size: 1rem;
  margin-bottom: 5px;
  color: var(--primary-color);
}

.software-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin: 20px 0;
}

.software-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  background-color: var(--light-gray);
  border-radius: 4px;
}

.features-table {
  margin: 20px 0;
  border-collapse: collapse;
  width: 100%;
}

.table-row {
  display: flex;
  border-bottom: 1px solid #eee;
}

.table-row.header-row {
  background-color: var(--primary-light);
}

.table-cell {
  flex: 1;
  padding: 10px;
  text-align: center;
}

.project-phases .phase {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px dashed #eee;
}

.project-phases .phase:last-child {
  border-bottom: none;
}

/* 响应式调整 */
@media (max-width: 992px) {
  .content-wrapper {
    flex-direction: column;
  }
  
  .image-content {
    flex: none;
    margin-top: 20px;
    max-width: 100%;
  }
  
  .text-content {
    padding-right: 0;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .success-cases {
    padding: 40px 0;
  }
  
  .accordion-header h3 {
    font-size: 1rem;
  }
  
  .content-wrapper {
    padding: 20px;
  }
  
  .text-content h4 {
    font-size: 1.1rem;
  }
}

/* 新闻列表样式 */
.news-section {
  padding: 30px 0 20px;
  background-color: var(--white);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.section-header h2 {
  margin-bottom: 0;
  font-size: 1.5rem;
}

.section-header h2::after {
  display: none;
}

.view-more {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  display: flex;
  align-items: center;
  font-size: 0.9rem;
}

.view-more:hover {
  color: var(--primary-dark);
}

.view-more i {
  margin-left: 5px;
  font-size: 0.8rem;
  transition: transform 0.3s ease;
}

.view-more:hover i {
  transform: translateX(3px);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.news-card {
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  background-color: white;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.news-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

.news-image {
  height: 140px;
  overflow: hidden;
}

.news-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.news-card:hover .news-image img {
  transform: scale(1.05);
}

.news-content {
  padding: 15px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.news-date {
  color: var(--medium-gray);
  font-size: 0.8rem;
  margin-bottom: 8px;
}

.news-content h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
  line-height: 1.3;
}

.news-content p {
  color: rgba(0, 0, 0, 0.7);
  margin-bottom: 15px;
  line-height: 1.5;
  font-size: 0.9rem;
  flex-grow: 1;
}

.news-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  display: flex;
  align-items: center;
  transition: color 0.3s ease;
  margin-top: auto;
  font-size: 0.9rem;
}

.news-link:hover {
  color: var(--primary-dark);
}

.news-link i {
  margin-left: 5px;
  font-size: 0.8rem;
  transition: transform 0.3s ease;
}

.news-link:hover i {
  transform: translateX(3px);
}

/* 新闻部分响应式设计 */
@media (max-width: 768px) {
  .news-section {
    padding: 25px 0 15px;
  }
  
  .section-header {
    margin-bottom: 15px;
  }
  
  .section-header h2 {
    font-size: 1.4rem;
  }
  
  .news-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
  }
  
  .news-image {
    height: 120px;
  }
  
  .news-content {
    padding: 12px;
  }
  
  .news-content h3 {
    font-size: 1rem;
  }
  
  .news-content p {
    font-size: 0.85rem;
  }
}

@media (max-width: 576px) {
  .news-section {
    padding: 20px 0 15px;
  }
  
  .news-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .news-image {
    height: 100px;
  }
  
  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .view-more {
    margin-top: 10px;
  }
}

/* 合作伙伴样式 */
.partners {
  padding: 40px 0;
  background-color: var(--white);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 20px;
  justify-items: center;
}

.partners-grid img {
  width: 100%;
  max-width: 200px;
  height: auto;
  filter: grayscale(0%);
  transition: filter 0.3s ease;
}

.partners-grid img:hover {
  filter: grayscale(0%);
}

/* 表单样式 */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(30, 136, 229, 0.2);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* 数据卡片样式 */
.core-data {
  padding: 50px 0;
  background-color: var(--light-gray);
}

.data-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.data-card {
  background-color: var(--white);
  border-radius: 8px;
  padding: 30px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.data-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.data-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 5px;
  line-height: 1.2;
}

.data-label {
  font-size: 0.9rem;
  color: var(--medium-gray);
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-card h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--near-black);
}

.data-card p {
  font-size: 1rem;
  color: rgba(0, 0, 0, 0.7);
  line-height: 1.6;
  margin-bottom: 0;
}

/* 响应式设计 - 数据卡片 */
@media (max-width: 992px) {
  .data-cards {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
  }
  
  .data-number {
    font-size: 2rem;
  }
  
  .data-card {
    padding: 25px;
  }
}

@media (max-width: 768px) {
  .core-data {
    padding: 40px 0;
  }
  
  .data-cards {
    gap: 20px;
  }
  
  .data-number {
    font-size: 1.8rem;
  }
  
  .data-card {
    padding: 20px;
  }
}

@media (max-width: 576px) {
  .core-data {
    padding: 30px 0;
  }
  
  .data-cards {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  
  .data-number {
    font-size: 1.5rem;
  }
  
  .data-label {
    font-size: 0.8rem;
  }
  
  .data-card h3 {
    font-size: 1.2rem;
  }
  
  .data-card p {
    font-size: 0.95rem;
  }
}

/* 页脚样式 */
.footer {
  background-color: #ffffff;
  color: #000000;
  padding: 60px 0 30px;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--primary-color);
}

.footer-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-bottom: 40px;
}

.footer-info {
  flex: 0 0 100%;
  max-width: 350px;
  margin-bottom: 30px;
}

.footer-logo {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  justify-content: flex-start;
}

.footer-logo img {
  height: 30px;
  margin-right: 10px;
}

.footer-logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.footer-description {
  margin-bottom: 20px;
  color: rgba(0, 0, 0, 0.7);
  line-height: 1.6;
}

.footer-contact {
  margin-bottom: 20px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 12px;
}

.footer-contact-icon {
  margin-right: 10px;
  color: var(--primary-color);
  min-width: 20px;
  text-align: center;
}

.footer-links {
  flex: 0 0 calc(25% - 20px);
  max-width: calc(25% - 20px);
  margin-bottom: 30px;
}

.footer-links h4 {
  color: #000000;
  margin-bottom: 18px;
  font-size: 1.1rem;
  position: relative;
  padding-bottom: 8px;
}

.footer-links h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--primary-color);
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: rgba(0, 0, 0, 0.7);
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
  position: relative;
  padding-left: 10px;
}

.footer-links a::before {
  content: '\f105';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary-color);
  font-size: 0.8rem;
  opacity: 0;
  transition: all 0.3s ease;
}

.footer-links a:hover {
  color: var(--primary-color);
  padding-left: 15px;
}

.footer-links a:hover::before {
  opacity: 1;
}

.footer-bottom {
  text-align: center;
  padding-top: 25px;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
  color: rgba(0, 0, 0, 0.5);
  font-size: 0.9rem;
}

/* 社交媒体图标样式 */
.footer-social {
  display: flex;
  margin-top: 15px;
  flex-wrap: wrap;
}

.footer-social-link {
  display: flex;
  align-items: center;
  margin-right: 20px;
  margin-bottom: 10px;
  color: rgba(0, 0, 0, 0.7);
  text-decoration: none;
  transition: all 0.3s ease;
}

.footer-social-link i {
  font-size: 1.3rem;
  margin-right: 8px;
  color: var(--primary-color);
  transition: all 0.3s ease;
}

.footer-social-link span {
  font-size: 0.9rem;
}

.footer-social-link:hover {
  color: var(--primary-color);
  transform: translateY(-3px);
}

.footer-social-link:hover i {
  transform: scale(1.1);
}

/* 移动端页脚优化 */
@media (max-width: 768px) {
  .footer {
    padding: 40px 0 20px;
  }
  
  .footer-container {
    margin-bottom: 20px;
  }
  
  .footer-info {
    margin-bottom: 20px;
    width: 100%;
  }
  
  /* 响应式模式下只保留logo、介绍和联系方式 */
  .footer-links {
    display: none;
  }
  
  /* 产品服务和关于我们在一行显示 - 仅在大屏幕显示 */
  .footer-links-row {
    flex: 0 0 calc(50% - 10px);
    max-width: calc(50% - 10px);
  }
  
  .footer-logo {
    margin-bottom: 15px;
  }
  
  .footer-logo img {
  height: 60px;
}
  
  .footer-logo-text {
    font-size: 1.3rem;
  }
  
  .footer-description {
    margin-bottom: 15px;
    font-size: 0.95rem;
    line-height: 1.5;
  }
  
  .footer-contact-item {
    margin-bottom: 10px;
    font-size: 0.95rem;
  }
  
  .footer-links h4 {
    margin-bottom: 15px;
    font-size: 1rem;
  }
  
  .footer-links li {
    margin-bottom: 12px;
  }
  
  .footer-links a {
    font-size: 0.95rem;
    padding-left: 10px;
  }
  
  .footer-links a:hover {
    padding-left: 15px;
  }
  
  .footer-bottom {
    padding-top: 15px;
    font-size: 0.85rem;
  }
  
  /* 移动设备上的社交媒体样式 */
  .footer-social {
    justify-content: flex-start;
    margin-top: 12px;
  }
  
  .footer-social-link {
    margin-right: 15px;
    margin-bottom: 8px;
  }
  
  .footer-social-link i {
    font-size: 1.2rem;
    margin-right: 6px;
  }
  
  .footer-social-link span {
    font-size: 0.85rem;
  }
}

/* 返回顶部按钮 */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background-color: var(--primary-color);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 999;
}

.back-to-top.active {
  opacity: 1;
  visibility: visible;
}

.back-to-top i {
  font-size: 1.5rem;
}

/* 页脚logo样式 */
.footer-logo {
  margin-bottom: 20px;
}

.footer-logo img {
  height: 30px; /* 页脚logo高度设置为30px */
  width: auto;
}

/* FAQ样式 */
.faq-item {
  margin-bottom: 15px;
  border-bottom: 1px solid #ddd;
}

.faq-question {
  padding: 15px 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 500;
}

.faq-answer {
  padding: 0 0 15px;
  display: none;
  color: var(--medium-gray);
}

/* 分页样式 */
.pagination {
  display: flex;
  justify-content: center;
}

.pagination-btn {
  padding: 8px 15px;
  margin: 0 5px;
  border: 1px solid #ddd;
  border-radius: 4px;
  color: var(--dark-gray);
  text-decoration: none;
  transition: all 0.3s ease;
}

.pagination-btn.active {
  background-color: var(--primary-color);
  color: var(--white);
  border-color: var(--primary-color);
}

.pagination-btn:hover:not(.active) {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

/* 模态框样式 */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 2000;
  justify-content: center;
  align-items: center;
}

.modal.active {
  display: flex;
}

.modal-content {
  background-color: var(--white);
  border-radius: 8px;
  width: 100%;
  max-width: 500px;
  overflow: hidden;
  animation: modalFadeIn 0.3s ease;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  background-color: var(--primary-color);
  color: var(--white);
}

.modal-title {
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
}

.modal-body {
  padding: 20px;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 响应式设计 */
@media (max-width: 992px) {
  .nav-container {
    height: 65px;
    min-height: 65px;
  }
  
  .logo img {
    /* 中等屏幕上保持响应式 - 缩小版 */
    max-height: 40px;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 65px; /* 与导航栏高度匹配 */
    left: 0;
    width: 100%;
    background-color: var(--white);
    flex-direction: column;
    padding: 15px 0;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    animation: slideDown 0.3s ease;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links li {
    margin: 5px 0;
    width: 100%;
    text-align: center;
    padding: 0 20px;
  }
  
  .nav-links a {
    display: block;
    padding: 12px 20px;
    border-radius: 4px;
    transition: all 0.3s ease;
    line-height: 1.5;
    width: 100%;
    text-align: center;
  }
  
  .nav-links a:hover {
    background-color: rgba(30, 136, 229, 0.05);
  }
  
  .nav-links a.active::after {
    width: 30px;
    left: 50%;
    transform: translateX(-50%);
  }

  /* 移动端下拉菜单样式 - 确保显示在产品服务下方 */
  .dropdown {
    position: static !important;
    width: 100% !important;
  }

  .dropdown-menu {
    position: relative !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    box-shadow: none !important;
    background-color: transparent !important;
    margin-top: 0 !important;
    margin-bottom: 10px !important;
    transform: none !important;
    border-radius: 0 !important;
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
    z-index: 10 !important;
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
  }

  .dropdown-menu li {
    margin: 0 !important;
    margin-bottom: 3px !important;
    background-color: rgba(30, 136, 229, 0.05) !important;
    width: 100% !important;
    display: block !important;
    opacity: 1 !important;
  }

  .dropdown-menu a {
    padding: 10px 30px !important;
    border-bottom: none !important;
    font-size: 13px !important;
    text-align: center !important;
    background-color: transparent !important;
    width: 100% !important;
    display: block !important;
    opacity: 1 !important;
  }

  .dropdown-menu a:hover {
    padding-left: 30px !important;
    background-color: rgba(30, 136, 229, 0.1) !important;
  }

  .dropdown-toggle::after {
    display: none !important;
  }

  /* 确保下拉菜单不被其他元素覆盖 */
  .nav-links li.dropdown {
    position: static !important;
  }

  .nav-links li.dropdown .dropdown-menu {
    position: relative !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
  }
  
  .btn-try {
    margin: 10px auto 5px;
    width: calc(100% - 40px);
    justify-content: center;
  }

  .nav-toggle {
    display: block;
  }
  
  @keyframes slideDown {
    from {
      opacity: 0;
      transform: translateY(-10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .banner-content h1 {
    font-size: 2.5rem;
  }

  .footer-links {
    flex: 0 0 calc(50% - 20px);
    max-width: calc(50% - 20px);
  }
  
  /* 建设路线响应式样式 - 左右阶梯式 */
  .roadmap-container::before {
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    top: 15px;
    bottom: 15px;
  }
  
  /* 偶数项在左侧 */
  .roadmap-item:nth-child(even) {
    padding-right: calc(50% + 20px);
    padding-left: 0;
    text-align: right;
    transform: translateY(10px);
  }
  
  /* 奇数项在右侧 */
  .roadmap-item:nth-child(odd) {
    padding-left: calc(50% + 20px);
    padding-right: 0;
    transform: translateY(10px);
  }
  
  .roadmap-dot {
    top: 15px;
    width: 20px;
    height: 20px;
    border-width: 2px;
    box-shadow: 0 0 0 5px rgba(92, 107, 192, 0.1);
  }
  
  /* 时间点位置调整 */
  .roadmap-item:nth-child(even) .roadmap-dot {
    right: calc(50% - 10px);
    left: auto;
    transform: translateX(50%);
  }
  
  .roadmap-item:nth-child(odd) .roadmap-dot {
    left: calc(50% - 10px);
    transform: translateX(-50%);
  }
  
  /* 悬停效果 - 增强左右阶梯视觉 */
  .roadmap-item:nth-child(even):hover {
    transform: translateY(15px) translateX(6px);
  }
  
  .roadmap-item:nth-child(odd):hover {
    transform: translateY(15px) translateX(-6px);
  }
  
  .roadmap-icon {
    font-size: 10px;
  }
  
  .roadmap-content {
    padding: 12px 18px;
  }
  
  /* 左侧卡片箭头 */
  .roadmap-item:nth-child(even) .roadmap-content::before {
    right: -8px;
    left: auto;
    border-width: 8px 0 8px 8px;
    border-color: transparent transparent transparent white;
  }
  
  /* 右侧卡片箭头 */
  .roadmap-item:nth-child(odd) .roadmap-content::before {
    left: -8px;
    border-width: 8px 8px 8px 0;
    border-color: transparent white transparent transparent;
  }
  
  .roadmap-year {
    font-size: 0.8rem;
    padding: 2px 8px;
  }
  
  .roadmap-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--near-black);
    margin-bottom: 0.5rem;
  }
  
  .roadmap-content p {
    font-size: 14px;
    line-height: 1.5;
    color: var(--dark-gray);
    margin-bottom: 0.5rem;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .banner-content h1 {
    font-size: 2rem;
  }

  .banner-content p {
    font-size: 1rem;
  }

  .news-grid {
    grid-template-columns: 1fr;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }

  .footer-info,
  .footer-links {
    flex: 0 0 100%;
    max-width: 100%;
  }
  
  /* 建设路线768px响应式样式 - 左右阶梯式 */
  .roadmap-container::before {
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    top: 10px;
    bottom: 10px;
  }
  
  /* 偶数项在左侧 */
  .roadmap-item:nth-child(even) {
    padding-right: calc(50% + 15px);
    padding-left: 0;
    text-align: right;
    transform: translateY(8px);
  }
  
  /* 奇数项在右侧 */
  .roadmap-item:nth-child(odd) {
    padding-left: calc(50% + 15px);
    padding-right: 0;
    transform: translateY(8px);
  }
  
  .roadmap-dot {
    top: 15px;
    width: 18px;
    height: 18px;
    border-width: 2px;
    box-shadow: 0 0 0 4px rgba(92, 107, 192, 0.1);
  }
  
  /* 时间点位置调整 */
  .roadmap-item:nth-child(even) .roadmap-dot {
    right: calc(50% - 9px);
    left: auto;
    transform: translateX(50%);
  }
  
  .roadmap-item:nth-child(odd) .roadmap-dot {
    left: calc(50% - 9px);
    transform: translateX(-50%);
  }
  
  /* 悬停效果 - 增强左右阶梯视觉 */
  .roadmap-item:nth-child(even):hover {
    transform: translateY(12px) translateX(4px);
  }
  
  .roadmap-item:nth-child(odd):hover {
    transform: translateY(12px) translateX(-4px);
  }
  
  .roadmap-icon {
    font-size: 9px;
  }
  
  .roadmap-content {
    padding: 10px 15px;
  }
  
  /* 左侧卡片箭头 */
  .roadmap-item:nth-child(even) .roadmap-content::before {
    right: -6px;
    left: auto;
    border-width: 6px 0 6px 6px;
    border-color: transparent transparent transparent white;
  }
  
  /* 右侧卡片箭头 */
  .roadmap-item:nth-child(odd) .roadmap-content::before {
    left: -6px;
    border-width: 6px 6px 6px 0;
    border-color: transparent white transparent transparent;
  }
  
  .roadmap-year {
    font-size: 0.75rem;
    padding: 2px 6px;
    margin-bottom: 6px;
  }
  
  .roadmap-content h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--near-black);
    margin-bottom: 0.4rem;
  }
  
  .roadmap-content p {
    font-size: 13px;
    line-height: 1.4;
    color: var(--dark-gray);
    margin-bottom: 0.4rem;
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .banner-content h1 {
    font-size: 1.75rem;
  }

  .btn {
    padding: 8px 15px;
  }
  
  /* 移动端导航栏优化 */
  .nav-container {
    height: 60px;
    min-height: 60px;
    padding: 0 15px;
  }
  
  .logo img {
    /* 移动设备上保持响应式 - 缩小版 */
    max-height: 36px;
  }
  
  .nav-links {
    top: 60px; /* 与导航栏高度匹配 */
    padding: 10px 0;
  }
  
  .nav-links li {
    margin: 3px 0;
    padding: 0 15px;
  }
  
  .nav-links a {
    padding: 12px 15px;
    font-size: 0.95rem;
    line-height: 1.5;
    width: 100%;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .btn-try {
    margin: 8px auto 3px;
    width: calc(100% - 30px);
    padding: 9px 15px;
    font-size: 0.9rem;
  }
  
  .nav-toggle {
    font-size: 1.3rem;
  }
  
  /* 建设路线576px响应式样式 - 左右阶梯式移动端适配 */
  .roadmap-container {
    padding: 10px 0;
  }
  
  /* 在小屏幕上保持简化的左右阶梯风格 */
  .roadmap-container::before {
    left: 50%;
    transform: translateX(-50%);
    width: 1.5px;
    top: 10px;
    bottom: 10px;
  }
  
  /* 移动端简化为左右交替，但间距调整 */
  .roadmap-item:nth-child(even) {
    padding-right: calc(50% + 8px);
    padding-left: 0;
    text-align: right;
    transform: translateY(5px);
  }
  
  .roadmap-item:nth-child(odd) {
    padding-left: calc(50% + 8px);
    padding-right: 0;
    transform: translateY(5px);
  }
  
  /* 时间点位置调整 */
  .roadmap-item:nth-child(even) .roadmap-dot {
    right: calc(50% - 9px);
    left: auto;
    transform: translateX(50%);
  }
  
  .roadmap-item:nth-child(odd) .roadmap-dot {
    left: calc(50% - 9px);
    transform: translateX(-50%);
  }
  
  .roadmap-dot,
  .roadmap-item:nth-child(even) .roadmap-dot,
  .roadmap-item:nth-child(odd) .roadmap-dot {
    top: 15px;
    width: 18px;
    height: 18px;
    border-width: 2px;
    transform: none;
    box-shadow: 0 0 0 4px rgba(92, 107, 192, 0.1);
  }
  
  .roadmap-icon {
    font-size: 9px;
  }
  
  .roadmap-content {
    padding: 15px 20px;
    border-radius: 8px;
  }
  
  /* 移动端保持箭头方向与布局一致 */
  .roadmap-item:nth-child(even) .roadmap-content::before {
    right: -7px;
    left: auto;
    top: 15px;
    border-width: 7px 0 7px 7px;
    border-color: transparent transparent transparent white;
  }
  
  .roadmap-item:nth-child(odd) .roadmap-content::before {
    left: -7px;
    right: auto;
    top: 15px;
    border-width: 7px 7px 7px 0;
    border-color: transparent white transparent transparent;
  }
  
  /* 悬停效果 - 增强左右阶梯视觉 */
  .roadmap-item:nth-child(even):hover {
    transform: translateY(10px) translateX(5px);
  }
  
  .roadmap-item:nth-child(odd):hover {
    transform: translateY(10px) translateX(-5px);
  }
  
  .roadmap-year {
    font-size: 0.75rem;
    padding: 2px 8px;
    margin-bottom: 8px;
  }
  
  .roadmap-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--near-black);
    margin-bottom: 8px;
    line-height: 1.4;
  }
  
  .roadmap-content p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--dark-gray);
    margin-bottom: 8px;
  }
}

/* 数字计数动画 */
.counter {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 5px;
}

/* 关于我们页面样式 */

/* 公司简介样式 */
.about-intro {
  padding: 80px 0;
  background-color: var(--white);
}

.about-content {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: center;
}

.about-text {
  flex: 1;
  min-width: 300px;
}

.about-text p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: rgba(0, 0, 0, 0.8);
  margin-bottom: 1.5rem;
}

.about-image {
  flex: 1;
  min-width: 300px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

.about-image:hover img {
  transform: scale(1.05);
}

/* 发展历程样式 */
.about-history {
  padding: 80px 0;
  background-color: var(--light-gray);
}

.history-timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  padding: 40px 0;
  z-index: 1;
}

/* 斜线样式 */
.history-timeline::before {
  content: '';
  position: absolute;
  top: 20px;
  bottom: 20px;
  left: 50px;
  width: 2px;
  background: linear-gradient(to right bottom, var(--primary-color), #667eea);
  transform: skewX(-45deg);
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
  padding-left: 100px;
}

/* 建设路线与预期目标样式 */
.about-roadmap {
  padding: 80px 0;
  background-color: var(--white);
  position: relative;
  overflow: hidden;
}

/* 左右阶梯式时间轴中心线 - 完全居中 */
.roadmap-container::before {
  content: '';
  position: absolute;
  top: 20px;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  background: linear-gradient(to bottom, var(--primary-color), #667eea);
  z-index: -1;
}

.roadmap-item {
  position: relative;
  margin-bottom: 40px;
  opacity: 0;
  transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

/* 动画类 - 滚动时显示 */
.roadmap-item.animate {
  opacity: 1;
  transform: translateY(0);
}

/* 偶数项在左侧 - 左右阶梯布局 */
.roadmap-item:nth-child(even) {
  padding-right: calc(50% + 25px);
  padding-left: 0;
  text-align: right;
  transform: translateY(15px);
}

/* 奇数项在右侧 - 左右阶梯布局 */
.roadmap-item:nth-child(odd) {
  padding-left: calc(50% + 25px);
  padding-right: 0;
  transform: translateY(15px);
}

/* 时间点 */
.roadmap-dot {
  position: absolute;
  top: 15px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: white;
  border: 3px solid var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 6px rgba(92, 107, 192, 0.1);
  z-index: 1;
  transition: all 0.3s ease;
}

/* 时间点位置调整 - 精确居中对齐 */
.roadmap-item:nth-child(even) .roadmap-dot {
  right: calc(50% - 12px);
  left: auto;
  transform: translateX(50%);
}

.roadmap-item:nth-child(odd) .roadmap-dot {
  left: calc(50% - 12px);
  transform: translateX(-50%);
}

.roadmap-item:hover .roadmap-dot {
  transform: scale(1.2);
  box-shadow: 0 0 0 12px rgba(92, 107, 192, 0.15);
}

/* 偶数项悬停时的调整 */
.roadmap-item:nth-child(even):hover .roadmap-dot {
  transform: translateX(50%) scale(1.2);
}

/* 奇数项悬停时的调整 */
.roadmap-item:nth-child(odd):hover .roadmap-dot {
  transform: translateX(-50%) scale(1.2);
}

/* 增强悬停效果 - 提升左右阶梯视觉层次感 */
.roadmap-item:nth-child(even):hover {
  transform: translateY(20px) translateX(8px);
}

.roadmap-item:nth-child(odd):hover {
  transform: translateY(20px) translateX(-8px);
}

.roadmap-icon {
  font-size: 11px;
  color: var(--primary-color);
}

/* 内容卡片 */
.roadmap-content {
  background-color: white;
  padding: 15px 22px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  position: relative;
  transition: all 0.3s ease;
}

/* 左侧卡片箭头 */
.roadmap-item:nth-child(even) .roadmap-content::before {
  content: '';
  position: absolute;
  top: 20px;
  right: -8px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 8px 0 8px 8px;
  border-color: transparent transparent transparent white;
  box-shadow: -3px 0 3px rgba(0, 0, 0, 0.05);
}

/* 右侧卡片箭头 */
.roadmap-item:nth-child(odd) .roadmap-content::before {
  content: '';
  position: absolute;
  top: 20px;
  left: -8px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 8px 8px 8px 0;
  border-color: transparent white transparent transparent;
  box-shadow: 3px 0 3px rgba(0, 0, 0, 0.05);
}

.roadmap-item:hover .roadmap-content {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.roadmap-year {
  display: inline-block;
  background-color: var(--primary-light);
  color: var(--primary-color);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 15px;
  margin-bottom: 10px;
}

.roadmap-content h3 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--near-black);
  margin-bottom: 0.8rem;
}

.roadmap-content p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--dark-gray);
  margin-bottom: 0;
}

/* 大屏幕响应式优化 */
@media (min-width: 1200px) {
  .roadmap-item:nth-child(even) {
    padding-right: calc(50% + 40px);
  }
  
  .roadmap-item:nth-child(odd) {
    padding-left: calc(50% + 40px);
  }
}

/* 中屏幕响应式适配 */
@media (max-width: 992px) {
  .roadmap-item:nth-child(even) {
    padding-right: calc(50% + 20px);
    padding-left: 0;
    transform: translateY(10px);
  }
  
  .roadmap-item:nth-child(odd) {
    padding-left: calc(50% + 20px);
    padding-right: 0;
    transform: translateY(10px);
  }
  
  .roadmap-dot {
    top: 15px;
    width: 20px;
    height: 20px;
    border-width: 2px;
    box-shadow: 0 0 0 5px rgba(92, 107, 192, 0.1);
  }
  
  /* 时间点位置调整 */
  .roadmap-item:nth-child(even) .roadmap-dot {
    right: calc(50% - 10px);
    left: auto;
    transform: translateX(50%);
  }
  
  .roadmap-item:nth-child(odd) .roadmap-dot {
    left: calc(50% - 10px);
    transform: translateX(-50%);
  }
  
  /* 悬停效果 - 增强左右阶梯视觉 */
  .roadmap-item:nth-child(even):hover {
    transform: translateY(15px) translateX(6px);
  }
  
  .roadmap-item:nth-child(odd):hover {
    transform: translateY(15px) translateX(-6px);
  }
  
  .roadmap-icon {
    font-size: 10px;
  }
  
  .roadmap-content {
    padding: 12px 18px;
  }
  
  /* 左侧卡片箭头 */
  .roadmap-item:nth-child(even) .roadmap-content::before {
    right: -8px;
    left: auto;
    border-width: 8px 0 8px 8px;
    border-color: transparent transparent transparent white;
  }
  
  /* 右侧卡片箭头 */
  .roadmap-item:nth-child(odd) .roadmap-content::before {
    left: -8px;
    border-width: 8px 8px 8px 0;
    border-color: transparent white transparent transparent;
  }
  
  .roadmap-year {
    font-size: 0.8rem;
    padding: 2px 8px;
  }
  
  .roadmap-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--near-black);
    margin-bottom: 0.5rem;
  }
  
  .roadmap-content p {
    font-size: 14px;
    line-height: 1.5;
    color: var(--dark-gray);
    margin-bottom: 0.5rem;
  }
}

/* 小屏幕响应式适配 */
@media (max-width: 768px) {
  .roadmap-container::before {
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    top: 10px;
    bottom: 10px;
  }
  
  /* 偶数项在左侧 */
  .roadmap-item:nth-child(even) {
    padding-right: calc(50% + 15px);
    padding-left: 0;
    text-align: right;
    transform: translateY(8px);
  }
  
  /* 奇数项在右侧 */
  .roadmap-item:nth-child(odd) {
    padding-left: calc(50% + 15px);
    padding-right: 0;
    transform: translateY(8px);
  }
  
  .roadmap-dot {
    top: 15px;
    width: 18px;
    height: 18px;
    border-width: 2px;
    box-shadow: 0 0 0 4px rgba(92, 107, 192, 0.1);
  }
  
  /* 时间点位置调整 */
  .roadmap-item:nth-child(even) .roadmap-dot {
    right: calc(50% - 9px);
    left: auto;
    transform: translateX(50%);
  }
  
  .roadmap-item:nth-child(odd) .roadmap-dot {
    left: calc(50% - 9px);
    transform: translateX(-50%);
  }
  
  /* 悬停效果 - 增强左右阶梯视觉 */
  .roadmap-item:nth-child(even):hover {
    transform: translateY(12px) translateX(4px);
  }
  
  .roadmap-item:nth-child(odd):hover {
    transform: translateY(12px) translateX(-4px);
  }
  
  .roadmap-icon {
    font-size: 9px;
  }
  
  .roadmap-content {
    padding: 10px 15px;
  }
  
  /* 左侧卡片箭头 */
  .roadmap-item:nth-child(even) .roadmap-content::before {
    right: -6px;
    left: auto;
    border-width: 6px 0 6px 6px;
    border-color: transparent transparent transparent white;
  }
  
  /* 右侧卡片箭头 */
  .roadmap-item:nth-child(odd) .roadmap-content::before {
    left: -6px;
    border-width: 6px 6px 6px 0;
    border-color: transparent white transparent transparent;
  }
  
  .roadmap-year {
    font-size: 0.75rem;
    padding: 2px 6px;
    margin-bottom: 6px;
  }
  
  .roadmap-content h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--near-black);
    margin-bottom: 0.4rem;
  }
  
  .roadmap-content p {
    font-size: 13px;
    line-height: 1.4;
    color: var(--dark-gray);
    margin-bottom: 0.4rem;
  }
}

/* 移动端响应式适配 */
@media (max-width: 576px) {
  .roadmap-container {
    padding: 10px 0;
  }
  
  /* 在小屏幕上保持简化的左右阶梯风格 */
  .roadmap-container::before {
    left: 50%;
    transform: translateX(-50%);
    width: 1.5px;
    top: 10px;
    bottom: 10px;
  }
  
  /* 移动端简化为左右交替，但间距调整 */
  .roadmap-item:nth-child(even) {
    padding-right: calc(50% + 8px);
    padding-left: 0;
    text-align: right;
    transform: translateY(5px);
  }
  
  .roadmap-item:nth-child(odd) {
    padding-left: calc(50% + 8px);
    padding-right: 0;
    transform: translateY(5px);
  }
  
  /* 时间点位置调整 */
  .roadmap-item:nth-child(even) .roadmap-dot {
    right: calc(50% - 9px);
    left: auto;
    transform: translateX(50%);
  }
  
  .roadmap-item:nth-child(odd) .roadmap-dot {
    left: calc(50% - 9px);
    transform: translateX(-50%);
  }
  
  .roadmap-dot, .roadmap-item:nth-child(even) .roadmap-dot, .roadmap-item:nth-child(odd) .roadmap-dot {
    top: 15px;
    width: 18px;
    height: 18px;
    border-width: 2px;
    transform: none;
    box-shadow: 0 0 0 4px rgba(92, 107, 192, 0.1);
  }
  
  .roadmap-icon {
    font-size: 9px;
  }
  
  .roadmap-content {
    padding: 15px 20px;
    border-radius: 8px;
  }
  
  /* 移动端保持箭头方向与布局一致 */
  .roadmap-item:nth-child(even) .roadmap-content::before {
    right: -7px;
    left: auto;
    top: 15px;
    border-width: 7px 0 7px 7px;
    border-color: transparent transparent transparent white;
  }
  
  .roadmap-item:nth-child(odd) .roadmap-content::before {
    left: -7px;
    right: auto;
    top: 15px;
    border-width: 7px 7px 7px 0;
    border-color: transparent white transparent transparent;
  }
  
  /* 悬停效果 - 增强左右阶梯视觉 */
  .roadmap-item:nth-child(even):hover {
    transform: translateY(10px) translateX(5px);
  }
  
  .roadmap-item:nth-child(odd):hover {
    transform: translateY(10px) translateX(-5px);
  }
  
  .roadmap-year {
    font-size: 0.75rem;
    padding: 2px 8px;
    margin-bottom: 8px;
  }
  
  .roadmap-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--near-black);
    margin-bottom: 8px;
    line-height: 1.4;
  }
  
  .roadmap-content p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--dark-gray);
    margin-bottom: 8px;
  }
}

/* 移除背景图片引用，避免404错误 */

.roadmap-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 0;
  z-index: 1;
}

/* 左右阶梯式时间轴中心线 - 完全居中 */
.roadmap-container::before {
  content: '';
  position: absolute;
  top: 20px;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  background: linear-gradient(to bottom, var(--primary-color), #667eea);
  z-index: -1;
}

.roadmap-item {
  position: relative;
  margin-bottom: 25px;
  opacity: 0;
  transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

/* 动画类 - 滚动时显示 */
.roadmap-item.animate {
  opacity: 1;
  transform: translateY(0);
}

/* 偶数项在左侧 - 左右阶梯布局 */
.roadmap-item:nth-child(even) {
  padding-right: calc(50% + 25px);
  padding-left: 0;
  text-align: right;
  transform: translateY(15px);
}

/* 奇数项在右侧 - 左右阶梯布局 */
.roadmap-item:nth-child(odd) {
  padding-left: calc(50% + 25px);
  padding-right: 0;
  transform: translateY(15px);
}

/* 时间点 */
.roadmap-dot {
  position: absolute;
  top: 15px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: white;
  border: 3px solid var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 6px rgba(92, 107, 192, 0.1);
  z-index: 1;
  transition: all 0.3s ease;
}

/* 时间点位置调整 - 精确居中对齐 */
.roadmap-item:nth-child(even) .roadmap-dot {
  right: calc(50% - 12px);
  left: auto;
  transform: translateX(50%);
}

.roadmap-item:nth-child(odd) .roadmap-dot {
  left: calc(50% - 12px);
  transform: translateX(-50%);
}

.roadmap-item:hover .roadmap-dot {
  transform: scale(1.2);
  box-shadow: 0 0 0 12px rgba(92, 107, 192, 0.15);
}

/* 偶数项悬停时的调整 */
.roadmap-item:nth-child(even):hover .roadmap-dot {
  transform: translateX(50%) scale(1.2);
}

/* 奇数项悬停时的调整 */
.roadmap-item:nth-child(odd):hover .roadmap-dot {
  transform: translateX(-50%) scale(1.2);
}

/* 增强悬停效果 - 提升左右阶梯视觉层次感 */
.roadmap-item:nth-child(even):hover {
  transform: translateY(20px) translateX(8px);
}

.roadmap-item:nth-child(odd):hover {
  transform: translateY(20px) translateX(-8px);
}

.roadmap-icon {
  font-size: 11px;
  color: var(--primary-color);
}

/* 未来节点特殊样式 */
.roadmap-future {
  border-color: #667eea;
}

.roadmap-future .roadmap-icon {
  color: #667eea;
}

.roadmap-content {
  background-color: white;
  padding: 15px 20px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.06);
  position: relative;
  transition: all 0.3s ease;
}

/* 内容卡片箭头 - 左侧卡片 */
.roadmap-item:nth-child(even) .roadmap-content::before {
  content: '';
  position: absolute;
  right: -8px;
  top: 18px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 8px 0 8px 8px;
  border-color: transparent transparent transparent white;
}

/* 内容卡片箭头 - 右侧卡片 */
.roadmap-item:nth-child(odd) .roadmap-content::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 18px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 8px 8px 8px 0;
  border-color: transparent white transparent transparent;
}

.roadmap-item:hover .roadmap-content {
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
  transform: translateY(-5px);
}

.roadmap-year {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary-color);
  background-color: rgba(92, 107, 192, 0.1);
  display: inline-block;
  padding: 2px 8px;
  border-radius: 16px;
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}

.roadmap-content h3 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--near-black);
  margin-bottom: 0.6rem;
  line-height: 1.3;
}

.roadmap-content p {
  font-size: 14px;
  line-height: 1.5;
  color: var(--dark-gray);
  margin-bottom: 0.6rem;
}

.timeline-year {
  position: absolute;
  left: 0;
  top: 0;
  width: 80px;
  height: 40px;
  background-color: var(--primary-color);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.1rem;
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(30, 136, 229, 0.3);
}

/* 时间点标记 */
.timeline-item::before {
  content: '';
  position: absolute;
  left: 43px;
  top: 20px;
  width: 16px;
  height: 16px;
  background-color: white;
  border: 4px solid var(--primary-color);
  border-radius: 50%;
  z-index: 1;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.timeline-content {
  background-color: white;
  padding: 20px 25px;
  border-radius: 8px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.timeline-content:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.timeline-content h3 {
  margin-bottom: 10px;
  color: var(--primary-color);
  font-size: 1.2rem;
}

.timeline-content p {
  margin-bottom: 8px;
  color: rgba(0, 0, 0, 0.7);
  line-height: 1.6;
}

/* 团队介绍样式 */
.about-team {
  padding: 80px 0;
  background-color: var(--white);
}

.team-members {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.team-member {
  text-align: center;
  padding: 20px;
  background-color: var(--light-gray);
  border-radius: 12px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.team-member:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.member-image {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background-color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 4rem;
  color: white;
}

.member-image img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.member-info h3 {
  font-size: 1.3rem;
  margin-bottom: 5px;
  color: var(--near-black);
}

.member-position {
  font-size: 1rem;
  color: var(--primary-color);
  font-weight: 500;
  margin-bottom: 10px;
}

.member-bio {
  font-size: 0.95rem;
  color: rgba(0, 0, 0, 0.7);
  line-height: 1.6;
}

/* 企业文化样式 */
.about-culture {
  padding: 80px 0;
  background-color: var(--light-gray);
}

.culture-values {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.culture-value {
  text-align: center;
  padding: 30px;
  background-color: white;
  border-radius: 12px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.culture-value:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.culture-value .value-icon {
  width: 80px;
  height: 80px;
  background-color: rgba(30, 136, 229, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 2.5rem;
  color: var(--primary-color);
  transition: all 0.3s ease;
}

.culture-value:hover .value-icon {
  background-color: var(--primary-color);
  color: white;
  transform: scale(1.1);
}

.culture-value h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--near-black);
}

.culture-value p {
  font-size: 1rem;
  color: rgba(0, 0, 0, 0.7);
  line-height: 1.6;
}

/* 战略股东样式 */
.strategic-partners {
  padding: 80px 0;
  background-color: var(--white);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-top: 40px;
}

.partner-card {
    background-color: #f8f9fa;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 0;
    margin: 0;
  }

  .partner-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
  }

  .partner-info {
    padding: 30px;
    flex: 1;
    margin: 0;
  }

.partner-tag {
    display: inline-block;
    padding: 4px 12px;
    background-color: rgba(30, 136, 229, 0.1);
    color: var(--primary-color);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 15px;
    margin-right: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }
  
  /* 第二个标签颜色 */
  .partner-tag-secondary {
    background-color: rgba(76, 175, 80, 0.1);
    color: #4CAF50;
  }
  
  /* 第三个标签颜色 */
  .partner-tag-tertiary {
    background-color: rgba(255, 152, 0, 0.1);
    color: #FF9800;
  }

.partner-info h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--near-black);
  margin-bottom: 15px;
  line-height: 1.3;
}

.partner-info p {
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(0, 0, 0, 0.7);
  margin-bottom: 0;
}

.partner-image {
    overflow: hidden;
    width: 100%;
    box-sizing: border-box;
    padding: 0 30px 30px;
    margin: 0;
  }

  .partner-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    object-fit: cover;
    transition: transform 0.5s ease;
    margin: 0;
    display: block;
  }

  /* 响应式调整 */
  @media (max-width: 576px) {
    .partner-image {
      padding: 0 20px 20px;
    }
  }

.partner-card:hover .partner-image img {
  transform: scale(1.05);
}

/* 合作伙伴样式 */
.about-partners {
  padding: 80px 0;
  background-color: var(--white);
  position: relative;
}

.about-partners .container {
  position: relative;
  z-index: 2;
}

.about-partners h2 {
  text-align: center;
  font-size: 2.2rem;
  color: var(--near-black);
  margin-bottom: 60px;
  position: relative;
}

.about-partners h2::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  border-radius: 2px;
}

/* 默认样式 - 非桌面端：3行每行4个 */
.partners-logos {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 20px;
}

/* 桌面端：2行每行6个 */
@media (min-width: 992px) {
  .partners-logos {
    grid-template-columns: repeat(6, 1fr);
    gap: 25px;
  }
}

/* 合作伙伴项目样式 */
.partner-item {
  background-color: white;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  padding: 30px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  border: 2px solid rgba(30, 136, 229, 0.2);
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
}

.partner-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(30, 136, 229, 0.15);
  border-color: rgba(30, 136, 229, 0.5);
}

.partner-item img {
  max-width: 100%;
  max-height: 80px;
  object-fit: contain;
  transition: transform 0.3s ease, filter 0.3s ease;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
}

.partner-item:hover img {
  transform: scale(1.05);
  filter: drop-shadow(0 5px 15px rgba(30, 136, 229, 0.2));
}

/* 响应式调整 */
@media (max-width: 992px) {
  .about-content {
    flex-direction: column;
  }
  
  .about-text,
  .about-image {
    flex: 0 0 100%;
  }
  
  .team-members,
  .culture-values {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }
  
  /* 中等屏幕上每行2个布局 */
  .partners-logos {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .partners-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .partner-card {
    flex-direction: column;
  }
  
  .partner-image {
    height: 200px;
  }
}

@media (max-width: 768px) {
  .about-intro,
  .about-history,
  .about-team,
  .about-culture,
  .about-partners,
  .strategic-partners {
    padding: 60px 0;
  }
  
  .history-timeline::before {
    left: 30px;
    transform: skewX(-30deg);
  }
  
  .timeline-item {
    padding-left: 70px;
  }
  
  .timeline-year {
    width: 60px;
    height: 35px;
    font-size: 0.9rem;
  }
  
  .timeline-item::before {
    left: 23px;
    width: 12px;
    height: 12px;
    top: 17px;
  }
  
  .timeline-content {
    padding: 15px 20px;
  }
  
  .timeline-content h3 {
    font-size: 1.1rem;
  }
  
  .timeline-content p {
    font-size: 0.9rem;
  }
}

@media (max-width: 576px) {
  .about-history,
  .strategic-partners {
    padding: 40px 0;
  }
  
  .partner-info {
    padding: 20px;
  }
  
  .partner-info h3 {
    font-size: 1.2rem;
  }
  
  .partner-info p {
    font-size: 0.9rem;
  }
  
  .partner-image {
    height: 180px;
  }
  
  .history-timeline::before {
    left: 25px;
    transform: skewX(-25deg);
  }
  
  .timeline-item {
    padding-left: 65px;
    margin-bottom: 30px;
  }
  
  .timeline-year {
    width: 50px;
    height: 30px;
    font-size: 0.8rem;
  }
  
  .timeline-item::before {
    left: 18px;
    width: 10px;
    height: 10px;
    top: 15px;
  }
  
  .team-members,
  .culture-values {
    grid-template-columns: 1fr;
  }
  
  /* 移动端每行2个布局 */
  .partners-logos {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (max-width: 576px) {
  .member-image {
    width: 100px;
    height: 100px;
    font-size: 3rem;
  }
  
  .culture-value .value-icon {
    width: 70px;
    height: 70px;
    font-size: 2rem;
  }
}